Welcome to National Center of Quality Supervision and Testing on Electricity Meters !
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National Center of Electrical Energy Meter for Quality Supervision and Testing (Zhejiang)(NCEEM) carrys out the performance test of electricity meters in accordance with the international standard IEC 62052/53 series, EN50470 series standard, OIML R46 international advice etc. NCEEM is able to issue the test report which recognized by the Member States of International Laboratory Accreditation Cooperation Organization (ILAC) and of International Organization of Legal Metrology (OIML) and other relevant agencies.

Electrical energy meters can be classified according to the following standards.
Active energy Reactive energy
Static meters

IEC 62052-11

IEC 62053-21

IEC 62053-22

IEC 62052-11

IEC 62053-23

NEN-EN 50470-1

NEN-EN 50470-3

OIML R46-1/-2
Electromechanical meters

IEC 62052-11

IEC 62053-11

/

NEN-EN 50470-1

NEN-EN 50470-2

OIML R46-1/-2
List of test items
Performance test of electrical energy meter contains six parts: accuracy requirements and influence quantities, electrical requirements, electromagnetic compatibility(EMC), insulation properties, climatic conditions and Mechanical requirements.